Home / 58,788.52-81,072.28-38,662.44

Finding the Fourth Proportional to 58,788.52, 81,072.28 and 38,662.44

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Solution

The fourth proportional to 58,788.52, 81,072.28 and 38,662.44 is: 53,317.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,788.52 : 81,072.28 = 38,662.44 : x
  2. Step 2: Convert to fraction form
    58,788.52/81,072.28 = 38,662.44/x
  3. Step 3: Cross multiply
    58,788.52x = 81,072.28 × 38,662.44
  4. Step 4: Simplify right side
    58,788.52x = 3,134,452,161.16
  5. Step 5: Solve for x
    x = 3,134,452,161.16/58,788.52
  6. Step 6: Final answer
    x = 53,317.42

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.